Azotrix Fungicide by Crystal: Complete Control for Rice Blast & Sheath Blight (Azoxystrobin 16.7% + Tricyclazole 33.3% SC)
The "Dual-Lock" Solution for Healthy Paddy and Higher Yields.
Rice farming faces two major enemies: Rice Blast and Sheath Blight. Often, these strike together, forming a "disease complex" that destroys yield and grain quality. Azotrix by Crystal Crop Protection is the advanced solution designed specifically for this challenge.
Azotrix combines two powerful chemistries—Azoxystrobin and Tricyclazole—in a sophisticated Suspension Concentrate (SC) formulation. This provides a double layer of defense: it stops the fungus from entering the plant and kills the fungus if it has already attacked. Beyond disease control, Azotrix offers a "Phytotonic" effect, keeping your crop greener for longer (the "Stay-Green" effect), which directly boosts grain weight and quality.
Why Choose This Product? Key Benefits
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Rapid Action (Kick-Back Effect): Stops fungal respiration immediately upon contact, halting disease spread instantly.
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Dual-Lock Protection: Offers both Preventive (stops entry) and Curative (kills existing infection) control against Blast and Sheath Blight simultaneously.
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Systemic Long-Lasting Control: Moves upward within the plant (acropetal action) to protect new leaves and stems that emerge after spraying.
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Excellent Rainfastness: Absorbs quickly into the leaf surface and becomes rain-safe within just 2 hours of application.
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Yield Booster (Phytotonic Effect): Reduces plant stress and delays aging (senescence), resulting in greener leaves, better photosynthesis, and shiny, heavy grains.
Technical Specifications
| Parameter | Details |
|---|---|
| Brand Name | Azotrix (Crystal Crop Protection) |
| Technical Name | Azoxystrobin 16.7% + Tricyclazole 33.3% SC |
| IRAC MoA Code | Group 11 (Azoxystrobin) + Group 16.1 (Tricyclazole) |
| Chemical Group | Strobilurin + Triazolobenzothiazole |
| Formulation | Suspension Concentrate (SC) |
| Toxicity Label | Blue (Moderately Toxic) |
How It Works: Mode of Action
Azotrix employs a unique "Double Engine" technology to defeat fungi:
- Tricyclazole (The Shield): It inhibits melanin biosynthesis. Without melanin, the fungal spores (specifically the appressoria) cannot harden to puncture the rice leaf. This prevents the infection from ever starting.
- Azoxystrobin (The Sword): It acts systemically by blocking mitochondrial respiration (energy production) in the fungal cells. Without energy (ATP), the fungus starves and dies.
- Systemic Movement: Once sprayed, the SC formulation spreads quickly and moves via the xylem (water channels) to protecting the entire plant, including the critical panicle neck.
This combination makes it highly effective against the complex occurrence of Blast and Sheath Blight.
Target Crops & Pests
| Crop | Target Pest(s) |
|---|---|
| Paddy (Rice) | Rice Blast (Leaf, Node, & Neck Blast) |
| Paddy (Rice) | Sheath Blight (Rhizoctonia solani) |
| Paddy (Rice) | Secondary control of Brown Spot & Grain Discoloration |
Dosage & Application Guide
The Golden Rule: Always follow the "Dose per Acre" for accurate results.
Dosage per Acre, Litre, & Pre-Harvest Interval (PHI)
| Crop | Dose (ml / Acre) | Water (L / Acre) | Dose (ml / Litre) | PHI (Days) |
|---|---|---|---|---|
| Paddy (Rice) | 200 ml | 150 - 200 Litres | 1 ml - 1.3 ml | 30 Days |
*PHI = Pre-Harvest Interval: The minimum number of days to wait between the last spray and harvesting.
How to Apply: Best Practices
- Timing: Best applied preventively or at the very first sign of disease. Key stages are Active Tillering and Panicle Initiation (Booting) stage to prevent Neck Blast.
- Mixing: Use clean water. Shake the bottle well before use (SC formulation requires this). Do not mix with highly saline fertilizers.
- Coverage: Use a Hollow Cone nozzle for a fine mist that penetrates the canopy. Ensure thorough coverage of the foliage.
- Safety: Always wear PPE (gloves, mask, goggles). Wash hands thoroughly after use. Note: Toxic to fish; do not use in aquaculture or rice-fish farming systems.
Frequently Asked Questions
1. What is the best time to spray Azotrix?
The most critical time is during the Panicle Initiation (Booting) stage. Spraying here prevents "Neck Blast," which causes chaffy grains. It can also be sprayed at active tillering for leaf blast and sheath blight.
2. Is Azotrix rainfast?
Yes, Azotrix is rainfast within approximately 2 hours. The advanced adjuvants ensure it sticks to the leaf wax quickly.
3. Can I mix Azotrix with insecticides?
Yes, it is generally compatible with common insecticides like Imidacloprid or Thiamethoxam. However, avoid mixing with strong alkaline products or liquid fertilizers to prevent curdling.
4. Does Azotrix improve yield if there is no disease?
Yes. Azotrix has a "Phytotonic" effect. It reduces plant stress (ethylene) and keeps the flag leaf green longer, which helps increase grain filling and test weight even in low-disease conditions.
5. Is Azotrix safe for fish in paddy fields?
No. Azoxystrobin is toxic to aquatic life. Do not use Azotrix if you are practicing rice-fish farming or if the field water drains directly into fish ponds.
Safety & Disclaimer
Always read and follow the instructions on the official product label. The information provided here is for guidance only. Use personal protective equipment (PPE) during application.

